Pigeons. You've seen them. You've ignored them. You might even have kicked one. They're bottom feeders. Scroungers. Annoying, disease-ridden pests. But ... What if they were something more? What if they acquired a taste for blood? Human blood? Follow Detectives George and Leo as they investigate a trail of mysterious murders within New York City. Murders pointing to a very unlikely candidate. Following the clues, they find themselves...